package com.example.course.service;

import com.example.course.bean.Teacher;

import java.util.List;

public interface TeacherService {
    Teacher getTeacher(Teacher teacher);
    List<Teacher> getTeachers();
    int updateTeacher(Teacher teacher);
    int deleteTeacher(int id);
    int insertTeacher(Teacher teacher);
    Teacher getTeacherById(int id);
    Teacher getTeacherByCourseId(int  courseId);
}
